Earthquake Analysis

Data

Static Datasets

cache data in notebook to have access to most recent when not connect to internet

Explore Data

##       time                        latitude        longitude     
##  Min.   :2017-12-26 21:19:32   Min.   :-62.51   Min.   :-180.0  
##  1st Qu.:2018-01-03 04:26:26   1st Qu.: 35.66   1st Qu.:-149.5  
##  Median :2018-01-10 07:10:53   Median : 38.82   Median :-121.1  
##  Mean   :2018-01-10 05:05:26   Mean   : 42.27   Mean   :-118.0  
##  3rd Qu.:2018-01-17 01:01:44   3rd Qu.: 58.19   3rd Qu.:-116.8  
##  Max.   :2018-01-25 21:02:41   Max.   : 84.66   Max.   : 180.0  
##                                                                 
##      depth             mag           magType               nst        
##  Min.   : -3.26   Min.   :-0.820   Length:9243        Min.   :  0.00  
##  1st Qu.:  3.82   1st Qu.: 0.700   Class :character   1st Qu.:  8.00  
##  Median :  8.30   Median : 1.200   Mode  :character   Median : 14.00  
##  Mean   : 23.61   Mean   : 1.486                      Mean   : 18.74  
##  3rd Qu.: 17.30   3rd Qu.: 1.900                      3rd Qu.: 23.00  
##  Max.   :666.46   Max.   : 7.900                      Max.   :289.00  
##                   NA's   :1                           NA's   :3743    
##       gap             dmin              rms             net           
##  Min.   : 13.0   Min.   : 0.0001   Min.   :0.0000   Length:9243       
##  1st Qu.: 73.0   1st Qu.: 0.0184   1st Qu.:0.0900   Class :character  
##  Median :109.0   Median : 0.0556   Median :0.1800   Mode  :character  
##  Mean   :124.8   Mean   : 0.4992   Mean   :0.2973                     
##  3rd Qu.:163.0   3rd Qu.: 0.1500   3rd Qu.:0.4600                     
##  Max.   :356.0   Max.   :37.2230   Max.   :4.1200                     
##  NA's   :2901    NA's   :2953      NA's   :3                          
##       id               updated                       place          
##  Length:9243        Min.   :2017-12-26 22:20:20   Length:9243       
##  Class :character   1st Qu.:2018-01-08 17:59:25   Class :character  
##  Mode  :character   Median :2018-01-13 02:32:21   Mode  :character  
##                     Mean   :2018-01-13 17:03:22                     
##                     3rd Qu.:2018-01-19 23:05:28                     
##                     Max.   :2018-01-25 21:15:05                     
##                                                                     
##      type           horizontalError   depthError          magError     
##  Length:9243        Min.   : 0.00   Min.   :    0.00   Min.   :0.0000  
##  Class :character   1st Qu.: 0.25   1st Qu.:    0.42   1st Qu.:0.0990  
##  Mode  :character   Median : 0.42   Median :    0.78   Median :0.1560  
##                     Mean   : 1.75   Mean   :   12.46   Mean   :0.1881  
##                     3rd Qu.: 1.10   3rd Qu.:    1.90   3rd Qu.:0.2330  
##                     Max.   :42.52   Max.   :45969.50   Max.   :4.4500  
##                     NA's   :3974    NA's   :3          NA's   :3127    
##      magNst         status          locationSource      magSource        
##  Min.   :  0.0   Length:9243        Length:9243        Length:9243       
##  1st Qu.:  4.0   Class :character   Class :character   Class :character  
##  Median :  8.0   Mode  :character   Mode  :character   Mode  :character  
##  Mean   : 16.4                                                           
##  3rd Qu.: 18.0                                                           
##  Max.   :551.0                                                           
##  NA's   :2971

Statistics

##    Min. 1st Qu.  Median    Mean 3rd Qu.    Max.    NA's 
##  -0.820   0.700   1.200   1.486   1.900   7.900       1


Magnitude

Summary statistics for Global Earthquake Dataset Maximum: 7.9 Minimum: -0.82

Median: 1.2 Mean: 1.4855085

Reduce Dataset

According to UPSeis an Earthquake with a magnitude of greater than 6 is significant

##    Min. 1st Qu.  Median    Mean 3rd Qu.    Max.    NA's 
##   5.100   5.100   5.300   5.463   5.600   7.900       1

Earthquake Magnitude Classes

The numbers on this table show us that the month from December 26m 2017 until January 25, 2018 has fewer Minor class earthquakes than normal.
There are more Great class,
4 times as many Major Class,
and over 10% more Strong class Earthquakes.

Fit given points of Magnitude and Number of Earthquakes

Visualize Data

Bubble Map

Plotly Bubble Map

## Warning: Ignoring 1 observations
## Warning: `line.width` does not currently support multiple values.